- The Cleaner
Kill the entire enemy team (with at least 5 players) in a single round
- Variety Hour
Get kills with 5 different guns in a round
- Friendly Firearms
Kill 100 enemy players with enemy weapons
- Overkill
Kill an opponent you are already dominating
- Hat Trick
Dominate three enemy players simultaneously
- You've Made Your Points
Inflict 50,000 total points of damage to enemy players
- Spoils of War
Earn $2,500,000 total cash
- Can't Keep a Good Man Down
Kill a total of 20 enemy players that are dominating you
- Make the Cut
Win a knife fight
- Death From Above
Kill an enemy player while you are airborne
- Pro-moted
Win 200 rounds
- Piece Initiative
Win 5 Pistol Rounds
- Street Fighter
Kill an enemy player with a knife during the pistol round
- Eye to Eye
Kill a zoomed-in enemy sniper with a sniper rifle of your own
- Lost and F0wnd
KIll an enemy player with a gun they dropped that round
- The Frugal Beret
Win 10 rounds without dying and not spending any cash
- Kill One, Get One Spree
Kill an enemy player who is on a killing spree
- Hip Shot
Kill an enemy with an un-zoomed sniper rifle
- The Unstoppable Force
Kill 10 enemy players in a single round
- Shrapnelproof
Take 80 points of damage from enemy grenades and still survive the round
- Safety First
Survive a shot to the head because you had the good sense to wear a helmet
- Premature Burial
Kill an enemy with a grenade after you've died
- Head Shred Redemption
Kill 5 enemy players with headshots in a single round
- The Immovable Object
Kill an enemy player who has just killed 10 of your teammates in a single round
- Target-Hardened
Survive damage from 5 different players within a round
- Mercy Rule
Kill the entire opposing team without any members of your team dying
- Dead Man Stalking
Kill an enemy while at 1 health
- Someone Set Up Us The Bomb
Win a round by planting a bomb
- Black Bag Operation
Win a round while making no footstep noise and killing at least one enemy
- Repeat Offender
Dominate an enemy player
- Primer
Do at least 95% damage to an enemy who is then killed by a another player
- War of Attrition
Be the last player alive in a round (with at least 5 players on your team)
- Bunny Hunt
Kill an airborne enemy
- Magic Bullet
Kill an enemy with the last bullet in your magazine (excluding sniper rifles)
- Blitzkrieg
Win a round in less than 30 seconds (against at least 5 enemy players)
- Finishing Schooled
Kill an enemy player who has been reduced to less than 5% health by other players
- Blind Fury
Kill an enemy player while you are blinded from a flashbang
- Body Bagger
Kill 25 enemies
- Insurgent
Kill an enemy player that is dominating you
- Points in Your Favor
Inflict 2,500 total points of damage to enemy players
- War Bonds
Earn $125,000 total cash
- Newb World Order
Win 10 rounds
- Shot With Their Pants Down
Kill an enemy player while they are reloading
- The Hurt Blocker
Defuse 100 bombs
- Second to None
Successfully defuse a bomb with less than one second remaining
- Combat Ready
Defuse a bomb with a kit when it would have failed without one
- Cowboy Diplomacy
Rescue 100 hostages
- SAR Czar
Rescue 500 hostages
- Good Shepherd
Rescue all hostages in a single round
- Freed With Speed
Rescue all hostages within 90 seconds
- Blood Money
Earn $50,000,000 total cash
- HE Grenade Expert
Kill 500 enemy players with the HE grenade
- Master At Arms
Unlock every weapon kill achievement
- Defuse This!
Kill the defuser with an HE grenade
- Clusterstruck
Kill 5 players in a C4 blast
- Wild Gooseman Chase
As the last living terrorist, distract a defuser long enough for the bomb to explode
- Blast Will and Testament
Win a round by picking up the bomb from a fallen comrade and successfully planting it
- Akimbo King
Use Dual Elites to kill an enemy player that also has Dual Elites equipped
- Killanthropist
Donate 100 weapons to your teammates
- Defusus Interruptus
Stop defusing to kill a terrorist and then successfully finish defusing the bomb
- Participation Award
Kill an enemy player within 3 seconds of them recovering a dropped bomb
- Friendly Attire
Start a round on the same team as 4 of your friends, with all of you wearing the same outfit
- The Road to Hell
Blind an enemy player who then kills a teammate
- Clan Warfare
Win a match of at least 10 players where the entirety of each team is composed of a single clan.
- Valve Gift Grab 2011 – CS:S
Collect three gifts dropped by opponents.
Locked - 3 guides